public class Example8_2 {
    public static void main(String[] args) {
        String s1,s2;
        s1 = new String("天道酬勤");
        s2 = new String("天道酬勤");
        System.out.println(s1.equals(s2));
        System.out.println(s1==s2);
        String s3,s4;
        s3 = "We are students";
        s4 = new String("We are students");
        System.out.println(s3.equals(s4));
        System.out.println(s3==s4);
        String s5,s6;
        s5 = "勇者无敌";
        s6 = "勇者无敌";
        System.out.println(s5.equals(s6));
        System.out.println(s5==s6);
    }
}
